Question

The sum of 2nd and 5th term of an ap is 29 and sum of 3rd and 7th term is 20. Find ap

Answer 1

Answer:

a2 + a5 = 29 and a3 + a7 = 20.

a+d+a+4d = 29 and a+2d + a+6d =20

2a + 5d =29 and 2a + 8d = 20

by solving this two we will get d =3 and a= 7

and AP will be 7,10,13